Original Name (Japanese): 新海 征治 Romaji Name: Shinkai Seiji Nicknames: N/A Series: Otona Keikenchi Age: Unknown Weight: Unknown Height: Unknown Date of Birth: Unknown Blood Type: Unknown Personality Seiji Shinkai is described as an underclassman who is violent, tactless, and blunt in his speech. However, he is also portrayed as being in love with the […]